wpmudev-defender-remove-old-ignored-tweaks.php

<?php
/**
 * Plugin Name: [Defender] Remove Old Ignored Security Tweaks
 * Plugin URI: https://premium.wpmudev.org/
 * Description: If the user ignored a security tweak in the past that is no more available in the Defender options, the ignored tweaks counter need to be adjusted by this plugin.
 * Author: Glauber Silva @ WPMUDEV
 * Author URI: https://premium.wpmudev.org/
 * Task: 0/11289012348292/1171986183162816
 * License: GPLv2 or later
 *
 * @package Defender_Remove_Old_Ignored_Security_Tweaks
 */

defined( 'ABSPATH' ) || exit;

use WP_Defender\Module\Hardener\Model\Settings;

/**
 * Catches the instance of Defender Settings and remove old ignored security tweaks that no more are used by the plugin.
 */
function wpmudev_remove_old_ignored_security_tweaks() {

	if ( class_exists( 'WP_Defender\Module\Hardener\Model\Settings' ) ) {

		$settings = Settings::instance();

		$old_ignored_tweaks = array(
			'wp-rest-api',
			'sh-content-security',
		);
		
		foreach ($settings->ignore as $key => $value) {
			if ( in_array( $value, $old_ignored_tweaks, true ) ) {
				unset( $settings->ignore[ $key ] );
			}
		}		
	}

}
add_action( 'init', 'wpmudev_remove_old_ignored_security_tweaks' );